The 5 Benefits of Steel Commercial Doors
STC stands for sound transmission class. Doors and other products may be given two STC ratings. The first is called a “sealed in place” STC rating. The second is an “operable” STC rating. These STC door ratings are tallied using two tests that are conducted...
August 10, 2022
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The Benefits of STC Rated Doors
STC stands for sound transmission class. Doors and other products may be given two STC ratings. The first is called a “sealed in place” STC rating. The second is an “operable” STC rating. These STC door ratings are tallied using two tests that are conducted...